Wiktionary
brickdust
n. The dust of bricks.
Usage examples of "brickdust".
Pomeroy was a journalist, whose sobriquet resulted from a series of Brickdust Sketches of prominent Wisconsin men which he published in one of his papers.
She struggled with an armful of files covered in brickdust and drew back with a hostile glance as he stepped forward to help.
He flung up a hand against the wave of dust and grit that billowed toward his firing slit, and coughed at the thick brickdust stink of it as it billowed over him.
Derkhan was sitting back from the brink a little, blinking rapidly, her eyes fouled with clods of brickdust from where a bullet had shattered the wall beside her.